How To Lock and Unlock a User Account in Oracle?

Submitted by: Administrator
If you want to lock a user account for a short period of time, and unlock it later, you can use the ALTER USER ... ACCOUNT command. The following sample script shows how to use this command:

>.insqlplus /nolog
SQL> connect SYSTEM/globalguideline

SQL> ALTER USER dev ACCOUNT LOCK;
User altered.

SQL> disconnect
SQL> CONNECT DEV/developer
ORA-28000: the account is locked

SQL> disconnect
SQL> connect SYSTEM/globalguideline

SQL> ALTER USER dev ACCOUNT UNLOCK;
User altered.

SQL> disconnect
SQL> CONNECT DEV/developer
Connected.

Submitted by: Administrator

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